nbiz Ltd. - 65% Detection Rate *

Did you just stumble upon a download or a file on your computer that has a digital signature from nbiz Ltd.? Some of the security products refers to the detected files as Adware.Generic.617929 and Gen:Variant.Adware.Sidetab.1. The detection rate for the nbiz Ltd. files collected here is 65%. Please read on for more details.

You will typically notice nbiz Ltd. when double-clicking to run the file. The publisher name is then displayed as the "Verified publisher" in the UAC dialog as the screengrab shows:

Screenshot where nbiz Ltd. appears as the verified publisher in the UAC dialog

You can view additional details from the nbiz Ltd. certificate with the following procedure:

  1. Open Windows Explorer and locate the nbiz Ltd. file
  2. Right-click on the file and select Properties
  3. Click on the Digital Signatures tab
  4. Click the View Certificate button

Here is a screenshot of a file digitally signed by nbiz Ltd.:

Screenshot of the nbiz Ltd. certificate

As you can see in the screenshot above, the Windows OS states that "This digital signature is OK". This means that the file has been published by nbiz Ltd. and that the file has not been tampered with.

If you click the View Certificate button shown in the screenshot above, you can examine all the details of the certificate, such as when it was issued, who issued the certificate, how long it is valid, and so on. You can also see the address for nbiz Ltd., such as the street name, city and country.

Thawte Code Signing CA - G2 has issued the nbiz Ltd. certificates. You can also view the details of the issuer by clicking the View Certificate button shown in the screencap above.

nbiz Ltd. Files

These are the nbiz Ltd. files I have collected, thanks to the FreeFixer users.

Detection RatioFile Name
42/57WPU1004.exe
39/55EOU1008.exe
42/57WTU1008.exe
50/56STU1011.exe
27/57UZU1003.exe

Scanner and Detection Names

Here's the detection names for the nbiz Ltd. files. I've grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.

ScannerDetection Names
ALYacAdware.Generic.617929, Adware.Generic.191653
AVGGeneric.A02, Generic10_c.CG, Skodna.Generic.JS, Generic28.BVVV
AVwareAdware.Adpopup, Trojan.Win32.Generic!BT
Ad-AwareGen:Variant.Adware.Sidetab.1, Adware.Generic.617929, Adware.Generic.191653
AegisLabGen.Variant.Adware!c, Backdoor.W32.Androm!c, AdWare.W32.PinGuide.lAoW
AgnitumRiskware.Adware!OLvPXr1Alss, PUA.Kraddare!
AhnLab-V3PUP/Win32.WinPro, PUP/Win32.NBiz, PUP/Win32.WallTab, PUP/Win32.TopGuide, PUP/Win32.UtilZone
Antiy-AVLGrayWare[:not-a-virus]/Win32.Downloader.gen, Trojan/Win32.SGeneric, Trojan/Win32.TSGeneric
ArcabitTrojan.Adware.Sidetab.1, Adware.Generic.D2ECA5
AvastNSIS:Adware-LY [PUP], Win32:Adware-BBJ [PUP], Win32:Adware-BBH [PUP]
AviraADWARE/SideTab.1.27, ADWARE/SideTab.K, ADWARE/SideTab.j.1, Adware/Kraddare.VF
BaiduWin32.Trojan.WisdomEyes.151026.9950.9988, Win32.Trojan.WisdomEyes.151026.9950.9996
Baidu-InternationalAdware.Win32.Kraddare.GN, Backdoor.Win32.Androm.ikue
BitDefenderGen:Variant.Adware.Sidetab.1, Adware.Generic.617929, Adware.Generic.191653
BkavW32.HfsAdware.CA4D
CAT-QuickHealAdWare.SideTab.r3 (Not a Virus)
CMCBackdoor.Win32.Agent!O
ClamAVWin.Adware.Agent-1099080, Win.Adware.Sidetab-63, Win.Adware.Adsearcher-1
ComodoTrojWare.Win32.Trojan.Agent.Gen, UnclassifiedMalware
CyrenW32/EasyOn.A.gen!Eldorado, W32/A-569645f2!Eldorado
DrWebTrojan.Adkor.286, Trojan.DownLoader5.27075, Trojan.Adkor.334, Trojan.Adkor.82
ESET-NOD32Win32/Adware.Kraddare.GN, Win32/Adware.Kraddare.CA, a variant of Win32/AdWare.Kraddare.JG, a variant of Win32/Adware.BonusCash.AB
EmsisoftGen:Variant.Adware.Sidetab.1 (B), Adware.Generic.617929 (B), Adware.Generic.191653 (B)
F-ProtW32/EasyOn.A.gen!Eldorado, W32/A-569645f2!Eldorado
F-SecureGen:Variant.Adware.Sidetab, Adware.Generic.617929, Adware.Generic.191653
FortinetW32/Dropper.AEI!tr, W32/Adware_fam.NB, Riskware/Kraddare, W32/Agent.BHTE!tr.bdr
GDataGen:Variant.Adware.Sidetab.1, Adware.Generic.617929, Adware.Generic.191653
IkarusWin32.SuspectCrc, AdWare.SideTab, Trojan.Agent, AdWare.Win32.SideTab, AdWare.Kraddare
JiangminAdWare/SideTab.ac, Adware.Adware.prh, Backdoor/Agent.cpra
K7AntiVirusAdware ( 004bbf7d1 ), Adware ( 00244a451 ), Adware ( 004dba6f1 ), Adware ( 00021c001 )
K7GWAdware ( 004bbf7d1 ), Adware ( 00244a451 ), Adware ( 004dba6f1 ), Adware ( 00021c001 )
KasperskyUDS:DangerousObject.Multi.Generic, Backdoor.Win32.Androm.ikue, not-a-virus:AdWare.Win32.SideTab.gp
KingsoftWin32.Troj.Undef.(kcloud), VIRUS_UNKNOWN, Win32.Troj.Generic.(kcloud), Win32.Hack.Agent.(kcloud)
MalwarebytesAdware.Kraddare.Gen, Adware.Kraddare.gen
McAfeeGeneric Dropper.aei, Artemis!611C2B382D03, Artemis!E9DE622CC7D0, Artemis!6812F52F2E57, Artemis!818B1261B3BD
McAfee-GW-EditionBehavesLike.Win32.Suspicious.dc, Adware-EasyOn, Artemis!PUP, BehavesLike.Win32.Backdoor.cc, Generic Dropper.aei
MicroWorld-eScanGen:Variant.Adware.Sidetab.1, Adware.Generic.617929, Adware.Generic.191653
NANO-AntivirusTrojan.Win32.BhoBot.cypvkn, Trojan.Win32.Kraddare.vizsj, Trojan.Nsis.Androm.dztixx, Trojan.Win32.DamagedFile.dalasf, Riskware.Win32.Kraddare.deiouw
PandaTrj/CI.A
Qihoo-360Win32/Virus.Adware.427, Win32/Trojan.Adware.038, Win32/Trojan.Adware.37e, Win32/Trojan.Adware.aaa
RisingPE:Malware.Generic/QRS!1.9E2D [F], PE:Trojan.Win32.Generic.12DBCFBE!316395454, Trjoan.Generic-Jc8T3ZsNHyK (Cloud), Trjoan.Generic-eZnvCXPcfSH (Cloud)
SUPERAntiSpywareTrojan.Agent/Gen-FraudScan, Trojan.Agent/Gen-Gabpath, Trojan.Agent/Gen-Kraddare
Sophosnbiz (PUA), nbiz, Generic PUA EB (PUA)
SymantecAdware.Maltrec.TS!g28, Trojan.ADH.2
TencentWin32.Trojan.Falsesign.Wrqo, Trojan.Win32.YY.Gen.0, Win32.Backdoor.Androm.Anpu, Win32.Trojan.Falsesign.Wnck
TheHackerBackdoor/Agent.bhte
TotalDefenseWin32/Tnega.dKaSJB, Win32/Tnega.AHWH
TrendMicroTROJ_AGENT.LABC, ADW_EASYON, ADW_SIDETAB, TROJ_GE.D2AC11CB
TrendMicro-HouseCallTROJ_AGENT.LABC, ADW_EASYON, ADW_SIDETAB, Suspici.5C7004B2
VBA32suspected of Trojan.Downloader.gen.h, AdWare.SideTab
VIPREAdware.Adpopup, Trojan.Win32.Generic!BT
ViRobotAdware.Agent.306704[h], Adware.Agent.255576[h], Adware.Kraddare.270960[h], Backdoor.Win32.S.Agent.114272[h], Adware.UtilZone.405760[h]
YandexPUA.Kraddare!, Adware.Kraddare!LyPWTFvXUxE, Backdoor.Agent!yRxzMXzne9Q
ZillyaAdware.BHOCRT.Win32.835
nProtectBackdoor/W32.Agent.114272

* How the Detection Percentage is Calculated

The detection percentage is based on the fact that I have gathered 956 scan reports for the nbiz Ltd. files. 626 of these scan reports came up with some sort of detection. You can review the full details of the scan reports by examining the files listed above.

Analysis Details

The analysis is based on certificates with the following serial numbers:

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